Struct DiffViewer 

pub struct DiffViewer;

A diff viewer component for unified and side-by-side diff display.

Displays text diffs with hunk navigation and line-level highlighting. Supports unified and side-by-side display modes.

Key Bindings

• Up / k – Scroll up one line
• Down / j – Scroll down one line
• n – Jump to next hunk
• N / p – Jump to previous hunk
• PageUp / Ctrl+u – Scroll up half a page
• PageDown / Ctrl+d – Scroll down half a page
• Home / g – Scroll to top
• End / G – Scroll to bottom
• m – Toggle between unified and side-by-side mode

Trait Implementations

impl Component for DiffViewer

type State = DiffViewerState

The component’s internal state type.

type Message = DiffViewerMessage

Messages this component can receive.

type Output = DiffViewerOutput

Messages this component can emit to its parent.

fn init() -> Self::State

Initialize the component state.

fn handle_event( _state: &Self::State, event: &Event, ctx: &ViewContext, ) -> Option<Self::Message>

Maps an input event to a component message.

fn update(state: &mut Self::State, msg: Self::Message) -> Option<Self::Output>

Update component state based on a message.

fn view( state: &Self::State, frame: &mut Frame<'_>, area: Rect, theme: &Theme, ctx: &ViewContext, )

Render the component to the given area.

fn traced_view( state: &Self::State, frame: &mut Frame<'_>, area: Rect, theme: &Theme, ctx: &ViewContext, )

Renders the component with optional tracing instrumentation.

fn dispatch_event( state: &mut Self::State, event: &Event, ctx: &ViewContext, ) -> Option<Self::Output>

Dispatches an event by mapping it to a message and updating state.